<template>
  <h1>一个人的信息</h1>
  <h2>姓名：{{ person.name }}</h2>
  <h2>年龄：{{ person.age }}</h2>
  <h3>工作种类：{{ person.job.type }}</h3>
  <h3>工作薪水：{{ person.job.salary }}</h3>
  <h3>爱好：{{ person.hobby }}</h3>
  <h3>测试的数据c：{{ person.job.a.b.c }}</h3>
  <button @click="changeInfo">修改人的信息</button>
</template>

<script>
import { reactive } from "vue";
export default {
  name: "App",
  setup() {
    //数据
    let person = reactive({
      name: "张三",
      age: 18,
      job: {
        type: "前端工程师",
        salary: "30K",
        a: {
          b: {
            c: 666,
          },
        },
      },
      hobby: ["抽烟", "喝酒", "烫头"],
    });

    //方法
    function changeInfo() {
      person.name = "李四";
      person.age = 48;
      person.job.type = "UI设计师";
      person.job.salary = "60K";
      person.job.a.b.c = 999;
      person.hobby[0] = "学习";
    }

    //返回一个对象（常用）
    return {
      person,
      changeInfo,
    };
  },
};
</script>
